398415056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{17573}}^1$

素因数の和:17703

約数の個数: 40

約数和(自身を含む): 838982760

約数和(自身を除く): 440567704

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5668, 11336, 17573, 22672, 35146, 70292, 140584, 228449, 281168, 456898, 913796, 1827592, 1915457, 3655184, 3830914, 7661828, 15323656, 24900941, 30647312, 49801882, 99603764, 199207528, 398415056]

約数ペア:

[(1, 398415056), (2, 199207528), (4, 99603764), (8, 49801882), (13, 30647312), (16, 24900941), (26, 15323656), (52, 7661828), (104, 3830914), (109, 3655184), (208, 1915457), (218, 1827592), (436, 913796), (872, 456898), (1417, 281168), (1744, 228449), (2834, 140584), (5668, 70292), (11336, 35146), (17573, 22672)]